ER-180 is a compact low-cost electronic cash register that meets the basic needs of many small businesses. The SAM4s ER-180 features a fast, impact bond paper printer and a sleek, low-profile, small- footprint design. Very easy to program and use, it’s an incredible value for merchants of all sizes. ER-180T is a compact low-cost electronic cash register that meets the basic needs of many small businesses. The SAM4s ER-180 features a fast, quiet thermal printer and a sleek, low-profile, small-footprint design. Very easy to program and use, it’s an incredible value for merchants of all sizes.